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/*
* Copyright 2018 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.android.car.media.browse;
import androidx.annotation.LayoutRes;
/**
* Possible view types that would be used by the {@link BrowseAdapter}.
*/
public enum BrowseItemViewType {
/** A section header */
HEADER(com.android.car.media.R.layout.media_browse_header_item),
/** A grid item including an image and a title */
GRID_ITEM(com.android.car.media.R.layout.media_browse_grid_item, 1),
/** A list item including title and subtitle */
LIST_ITEM(com.android.car.media.R.layout.media_browse_list_item),
/** A footer that can be used to navigate to an expanded version of a section */
MORE_FOOTER(com.android.car.media.R.layout.media_browse_more_footer);
@LayoutRes
private final int mLayoutId;
private final int mSpanSize;
/**
* {@link BrowseItemViewType} that take the whole width of the {@link
* androidx.recyclerview.widget.RecyclerView}
*/
BrowseItemViewType(@LayoutRes int layoutId) {
mLayoutId = layoutId;
mSpanSize = -1;
}
/**
* {@link BrowseItemViewType} that only takes the given number of columns.
*/
BrowseItemViewType(@LayoutRes int layoutId, int spanSize) {
mLayoutId = layoutId;
mSpanSize = spanSize;
}
/**
* @param maxSpanSize maximum number of columns of the underlying grid
* @return number of columns this view wants to use.
*/
public int getSpanSize(int maxSpanSize) {
return mSpanSize < 0 ? maxSpanSize : mSpanSize;
}
/**
* Returns the layout that should be inflated to generate this view type.
*/
@LayoutRes
public int getLayoutId() {
return mLayoutId;
}
}
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